Macenstein is reporting a rumor of an “upcoming Apple TV update and the first Apple TV-specific accessory, a multi-touch Apple keyboard.”

A new keyboard. bluetooth. aluminum with design and keys just like existing wireless. but to the right a touch-sensitive area. it is aluminum and backlit. a thin groove defines the edge of its area. it is programmable. it can illuminate a numerical pad. a click wheel. a standard trackpad. a keyboard. whatever. create your own.

apple tv has a unused bluetooth capability. not for much longer. you will be able to pair this keyboard with the apple tv. why? an apple tv software update will include full .mac compatibility. check and write email, surf, organize photos, create and order a photo book or upload them to a .mac gallery, and ichat, even video ichat. plug in a USB webcam, or even a digital camcorder or just a digital still cam as long as it has video capture and USB.

More in the full article here.